Operating systems Dimension Name Relations Detailed description Explanation Date added ym:s:operatingSystemRoot Group of operating systems !., !=, =., == ym:s:operatingSystemRootName 2009-01-18 ym:s:operatingSystem Operating system (detailed) !., !=, =., == ym:s:operatingSystemName 2009-01-18 Dimension Name Relations Detailed description Explanation Date added ym:s:operatingSystemRoot Group of operating systems !., !=, =., == ym:s:operatingSystemRootName 2009-01-18 ym:s:operatingSystem Operating system (detailed) !., !=, =., == ym:s:operatingSystemName 2009-01-18